Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7676750 | Method of printing, scanning, and faxing using device location | David Zachery Lindsey, Samuel Leo Rhodus | 2010-03-09 |
| 5409512 | Air filtration system | Donald W. Thomack | 1995-04-25 |
| 5249332 | Pavement sweeper | — | 1993-10-05 |
| 4741072 | Railroad track cleaner | — | 1988-05-03 |